Roast the besan and add 3 cups water to it. If the besan does not mix easily use a blender or sieve it. To this add the tomato puree and boil. Then start adding the vegetables first the drumstick and string beans and after 5 minutes, potatoes and last ladies fingers. Add kokum or tamarind water. Add salt as per taste.

Season with mustard seeds, green chili, ginger and garnish with lots of mint leaves (instead of coriander leaves).